Around 2 in the morning we will have breakfast, to be able to leave for the summit an hour or an hour and a half later. We will climb the Aiguille du Goûter at 3,863 meters and the Dôme du Goûter at 4,304 meters. At sunrise, we will be approximately close to the Vallot refuge, to face the final stretch of the ascent up the ridge of Les Bosses. Arriving between 9 and 10 in the morning at the summit of Mont Blanc.
We will make the descent following the same route, passing through the Goûter refuge and returning to Chamonix. We will descend to the Nido de Águila where we will take the rack railway, and later the cable car that will take us to Chamonix.
Unevenness: 1,000 meters up and 3,330 meters down.
Approximate time: 8 to 10 hours.